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nfqws2: harden tls handshake detection

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bol-van
2025-12-24 17:18:25 +03:00
parent 87943846d9
commit b0ce5c0c1b
2 changed files with 43 additions and 41 deletions
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7
nfq2/protocol.c
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@@ -464,9 +464,10 @@ bool IsTLSRecordFull(const uint8_t *data, size_t len)
}
bool IsTLSHandshakeHello(const uint8_t *data, size_t len, uint8_t type, bool bPartialIsOK)
{
// return len >= 1 && (type && data[0]==type || !type && (data[0]==0x01 || data[0]==0x02)) && (bPartialIsOK || IsTLSHandshakeFull(data,len));
return len >= 1 && (type && data[0]==type || !type && (data[0]==0x01 || data[0]==0x02)) && (bPartialIsOK || IsTLSHandshakeFull(data,len));
return len >= 6 &&
(type && data[0]==type || !type && (data[0]==0x01 || data[0]==0x02)) &&
data[4]==0x03 && data[5] <= 0x03 &&
(bPartialIsOK || IsTLSHandshakeFull(data,len));
}
bool IsTLSHandshakeClientHello(const uint8_t *data, size_t len, bool bPartialIsOK)
{